Final answer:
FMJ stands for Full Metal Jacket in the context of ammunition. It refers to a type of harder metal casing of a bullet to provide increased penetration and durability. The metal jacket helps to prevent deformation of the bullet when it encounters an obstacle, such as a target or barrier.
Step-by-step explanation:
FMJ stands for Full Metal Jacket in the context of ammunition. It refers to a type of bullet where the lead core is completely encased in a harder metal, such as copper or brass. The purpose of a full metal jacket bullet is to provide increased penetration and durability. The metal jacket helps to prevent deformation of the bullet when it encounters an obstacle, such as a target or barrier. This type of ammunition is commonly used in military and target shooting applications.
It refers to a type of bullet where the lead core is completely encased in a harder metal, such as copper or brass. The purpose of a full metal jacket bullet is to provide increased penetration and durability. The metal jacket helps to prevent deformation of the bullet when it encounters an obstacle, such as a target or barrier. This type of ammunition is commonly used in military and target shooting applications.